Goodridge -6 JIC to M18 x 1.5 Metric Male/Male Concave Adaptor

Goodridge -6 JIC (9/16 UNF) to M18 x 1.5 Metric male/male adaptor. These M18 adaptors are often used to connect external motorsport fuel pumps from Bosch 044, Walbro etc to your fuel tank, where a larger bore is required. The convex side is -6 JIC and the concave side is M18 x 1.5 and finished in blue anodised aluminium.